/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package com.l2emu.gameserver.instancemanager;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.Map;
import java.util.logging.Logger;

import javolution.util.FastMap;

import com.l2emu.L2DatabaseFactory;
import com.l2emu.gameserver.datatables.ClanTable;
import com.l2emu.gameserver.model.L2Clan;
import com.l2emu.gameserver.model.entity.ClanHall;
import com.l2emu.gameserver.model.zone.type.L2ClanHallZone;

/**
 *
 * @author  Steuf
 */
public class ClanHallManager
{
    protected static final Logger _log = Logger.getLogger(ClanHallManager.class.getName());
    
	private static ClanHallManager _instance;

	private Map<Integer, ClanHall> _clanHall;
	private Map<Integer, ClanHall> _freeClanHall;
    private Map<Integer, ClanHall> _allClanHalls;
	private boolean _loaded = false;

	public static ClanHallManager getInstance()
	{
		if (_instance == null)
		{
			_log.info("Initializing ClanHallManager");
			_instance = new ClanHallManager();
		}
		return _instance;
	}

	public boolean loaded()
	{
		return _loaded;
	}

	private ClanHallManager()
	{
		_clanHall = new FastMap<Integer, ClanHall>();
		_freeClanHall = new FastMap<Integer, ClanHall>();
		_allClanHalls = new FastMap<Integer, ClanHall>();
		load();
	}

	/** Reload All Clan Hall */
/*	public final void reload() Cant reload atm - would loose zone info
	{
		_clanHall.clear();
		_freeClanHall.clear();
		load();
	}
*/

	/** Load All Clan Hall */
	private final void load()
	{
		Connection con = null;
        try
        {
            int id,ownerId,lease,grade = 0;
            String Name,Desc,Location;
            long paidUntil = 0;
            boolean paid = false;
            PreparedStatement statement;
            ResultSet rs;
            con = L2DatabaseFactory.getInstance().getConnection();
            statement = con.prepareStatement("SELECT * FROM clanhall ORDER BY id");
            rs = statement.executeQuery();
            while (rs.next())
            {
            	id = rs.getInt("id");
                Name = rs.getString("name");
                ownerId = rs.getInt("ownerId");
                lease = rs.getInt("lease");
                Desc = rs.getString("desc");
                Location = rs.getString("location");
                paidUntil = rs.getLong("paidUntil");
                grade = rs.getInt("Grade");
                paid = rs.getBoolean("paid");

                ClanHall ch = new ClanHall(id, Name, ownerId, lease, Desc, Location, paidUntil, grade, paid);
            	if(ownerId == 0)
                {
                    _freeClanHall.put(id, ch);
                }
            	else
                {
            		if(ClanTable.getInstance().getClan(rs.getInt("ownerId")) != null)
            		{
            			_clanHall.put(id, ch);
            			ClanTable.getInstance().getClan(rs.getInt("ownerId")).setHasHideout(id);
            		}
                    else
            		{
            			_freeClanHall.put(id, ch);
            			_freeClanHall.get(id).free();
            			AuctionManager.getInstance().initNPC(id);
            		}
            	}
                _allClanHalls.put(id, ch);
                
            }
            statement.close();
            _log.info("Loaded: "+getClanHalls().size() +" clan halls");
            _log.info("Loaded: "+getFreeClanHalls().size() +" free clan halls");
            _loaded = true;
        }
        catch (Exception e)
        {
            _log.warning("Exception: ClanHallManager.load(): " + e.getMessage());
            e.printStackTrace();
        }
        finally
        {
            try
            { 
                con.close(); 
            } catch (Exception e)
            {        
            }
        }
	}

	/** Get Map with all FreeClanHalls */
	public final Map<Integer, ClanHall> getFreeClanHalls()
	{
		return _freeClanHall;
	}

	/** Get Map with all ClanHalls that have owner*/
	public final Map<Integer, ClanHall> getClanHalls()
	{
		return _clanHall;
	}
    
    /** Get Map with all ClanHalls*/ 
    public final Map<Integer, ClanHall> getAllClanHalls() 
    { 
        return _allClanHalls; 
    }

	/** Check is free ClanHall */
	public final boolean isFree(int chId)
	{
		if(_freeClanHall.containsKey(chId))
			return true;
		return false;
	}

	/** Free a ClanHall */
	public final synchronized void setFree(int chId)
	{
		_freeClanHall.put(chId,_clanHall.get(chId));
		ClanTable.getInstance().getClan(_freeClanHall.get(chId).getOwnerId()).setHasHideout(0);
		_freeClanHall.get(chId).free();
		_clanHall.remove(chId);
	}

	/** Set ClanHallOwner */
	public final synchronized void setOwner(int chId, L2Clan clan)
	{
		if(!_clanHall.containsKey(chId))
		{
			_clanHall.put(chId,_freeClanHall.get(chId));
			_freeClanHall.remove(chId);
		}else
			_clanHall.get(chId).free();
		ClanTable.getInstance().getClan(clan.getClanId()).setHasHideout(chId);
		_clanHall.get(chId).setOwner(clan);
	}

    /** Get Clan Hall by Id */
    public final ClanHall getClanHallById(int clanHallId)
    {
    	if(_clanHall.containsKey(clanHallId))
    		return _clanHall.get(clanHallId);
    	if(_freeClanHall.containsKey(clanHallId))
    		return _freeClanHall.get(clanHallId);
        return null;
    }

    /** Get Clan Hall by x,y,z *//*
    public final ClanHall getClanHall(int x, int y, int z)
    {
    	for (Map.Entry<Integer, ClanHall> ch : _clanHall.entrySet())
    		if (ch.getValue().getZone().isInsideZone(x, y, z)) return ch.getValue();

    	for (Map.Entry<Integer, ClanHall> ch : _freeClanHall.entrySet())
    		if (ch.getValue().getZone().isInsideZone(x, y, z)) return ch.getValue();

        return null;
    }*/

    public final ClanHall getNearbyClanHall(int x, int y, int maxDist)
    {
    	L2ClanHallZone zone = null;

    	for (Map.Entry<Integer, ClanHall> ch : _clanHall.entrySet())
    	{
    		zone = ch.getValue().getZone();
    		if (zone != null && zone.getDistanceToZone(x, y) < maxDist)
    			return ch.getValue();
    	}
    	for (Map.Entry<Integer, ClanHall> ch : _freeClanHall.entrySet())
    	{
    		zone = ch.getValue().getZone();
    		if (zone != null && zone.getDistanceToZone(x, y) < maxDist)
    			return ch.getValue();
    	}
        return null;
    }

    /** Get Clan Hall by Owner */
    public final ClanHall getClanHallByOwner(L2Clan clan)
    {
    	for (Map.Entry<Integer, ClanHall> ch : _clanHall.entrySet())
    	{
    		if (clan.getClanId() == ch.getValue().getOwnerId())
    			return ch.getValue();
    	}
        return null;
    }
}
